diff --git a/dev-assets/doodads/box/box-1.png b/dev-assets/doodads/box/box-1.png
new file mode 100644
index 0000000..29b33bd
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diff --git a/dev-assets/doodads/box/box-2.png b/dev-assets/doodads/box/box-2.png
new file mode 100644
index 0000000..d6028af
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diff --git a/dev-assets/doodads/box/box-3.png b/dev-assets/doodads/box/box-3.png
new file mode 100644
index 0000000..f94618f
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diff --git a/dev-assets/doodads/box/box-4.png b/dev-assets/doodads/box/box-4.png
new file mode 100644
index 0000000..204421e
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diff --git a/dev-assets/doodads/box/box.js b/dev-assets/doodads/box/box.js
new file mode 100644
index 0000000..941ff66
--- /dev/null
+++ b/dev-assets/doodads/box/box.js
@@ -0,0 +1,51 @@
+// Pushable Box.
+var speed = 4;
+var size = 75;
+
+function main() {
+    Self.SetMobile(true);
+    Self.SetGravity(true);
+    Self.SetHitbox(0, 0, size, size);
+
+    Events.OnCollide(function (e) {
+        if (e.Actor.IsMobile() && e.InHitbox) {
+            var overlap = e.Overlap;
+            if (overlap.Y === 0) {
+                // Standing on top, ignore.
+                return false;
+            } else if (overlap.Y === size) {
+                // From the bottom, boop it up.
+                Self.SetVelocity(Vector(0, -speed * 2))
+            }
+
+            // If touching from the sides, slide away.
+            if (overlap.X === 0) {
+                Self.SetVelocity(Vector(speed, 0))
+            } else if (overlap.X === size) {
+                Self.SetVelocity(Vector(-speed, 0))
+            }
+
+            return false;
+        }
+    });
+    Events.OnLeave(function (e) {
+        Self.SetVelocity(Vector(0, 0));
+    });
+
+    // Start animation on a loop.
+    animate();
+}
+
+function animate() {
+    Self.AddAnimation("animate", 100, [0, 1, 2, 3, 2, 1]);
+
+    var running = false;
+    setInterval(function () {
+        if (!running) {
+            running = true;
+            Self.PlayAnimation("animate", function () {
+                running = false;
+            })
+        }
+    }, 100);
+}
\ No newline at end of file
diff --git a/dev-assets/doodads/build.sh b/dev-assets/doodads/build.sh
index d9d7f8a..268dffd 100755
--- a/dev-assets/doodads/build.sh
+++ b/dev-assets/doodads/build.sh
@@ -127,6 +127,12 @@ objects() {
 	doodad install-script crumbly-floor.js crumbly-floor.doodad
 	cp *.doodad ../../../assets/doodads/
 
+	cd ../box
+
+	doodad convert -t "Box" box-1.png box-2.png box-3.png box-4.png box.doodad
+	doodad install-script box.js box.doodad
+	cp *.doodad ../../../assets/doodads/
+
 	cd ..
 }